Dave Foley

Flik (voice)

Kevin Spacey

Hopper (voice)

Julia Louis-Dreyfus

Atta (voice)

Hayden Panettiere

Dot (voice)

Phyllis Diller

Queen (voice)

Richard Kind

Molt (voice)

David Hyde Pierce

Slim (voice)

Joe Ranft

Heimlich / Additional Voices (voice)

Denis Leary

Francis (voice)

Jonathan Harris

Manny (voice)

Madeline Kahn

Gypsy Moth (voice)

Bonnie Hunt

Rosie (voice)

Michael McShane

Tuck / Roll (voice)

John Ratzenberger

P.T. Flea (voice)

Brad Garrett

Dim (voice)

Roddy McDowall

Mr. Soil (voice)

Edie McClurg

Dr. Flora (voice)

Alex Rocco

Thorny (voice)

David Ossman

Cornelius (voice)

Carlos Alazraqui

Additional Voices (voice)

Jack Angel

Additional Voices (voice)

Bob Bergen

Additional Voices (voice)

Kimberly J. Brown

Additional Voices (voice)

Rodger Bumpass

Additional Voices (voice)

Anthony Burch

Additional Voices (voice)

Jennifer Darling

Additional Voices (voice)

Rachel Davey

Additional Voices (voice)

Debi Derryberry

Additional Voices (voice)

Paul Eiding

Additional Voices (voice)

Jessica Evans

Additional Voices (voice)

Bill Farmer

Additional Voices (voice)

Sam Gifaldi

Additional Voices (voice)

Brad Hall

Additional Voices (voice)

Jess Harnell

Additional Voices (voice)

Brenden Hickey

Additional Voices (voice)

Kate Charlotte Hodges

Additional Voices (voice)

Denise Johnson

Additional Voices (voice)

David L. Lander

Additional Voices (voice)

John Lasseter

Additional Voices (voice)

Sherry Lynn

Additional Voices (voice)